== sanity test 413k: QoS mkdir exclude prefixes ========== 02:51:48 (1788850308)
lmv.lustre-clilmv-ffff989b01139800.qos_exclude_prefixes=+abc:123:foo bar
lmv.lustre-clilmv-ffff989b01139800.qos_exclude_prefixes=-abc:123:foo bar
lmv.lustre-clilmv-ffff989b01139800.qos_exclude_prefixes=_temporary